1. Department of Polymer Materials
and Engineering, South China University of Technology, Guangzhou, 510640, P. R. China
2. Key Laboratory of Beijing City
for Preparation and Processing of Novel Polymer Materials, Beijing University of Chemical Technology, Beijing,
100029, P. R. China
3. State
Key Laboratory of Pulp and
Paper Engineering, South China University of Technology, Guangzhou, 510640, P. R. China